Home / 69,530,459.36-95,969,671.80-47,512,870.88

Finding the Fourth Proportional to 69,530,459.36, 95,969,671.80 and 47,512,870.88

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Solution

The fourth proportional to 69,530,459.36, 95,969,671.80 and 47,512,870.88 is: 65,579,814.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,530,459.36 : 95,969,671.80 = 47,512,870.88 : x
  2. Step 2: Convert to fraction form
    69,530,459.36/95,969,671.80 = 47,512,870.88/x
  3. Step 3: Cross multiply
    69,530,459.36x = 95,969,671.80 × 47,512,870.88
  4. Step 4: Simplify right side
    69,530,459.36x = 4,559,794,624,629,377
  5. Step 5: Solve for x
    x = 4,559,794,624,629,377/69,530,459.36
  6. Step 6: Final answer
    x = 65,579,814.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.